Champ_Don_Fonc_txyz.cpp

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#include <Champ_Don_Fonc_txyz.h>
#include <TRUST_Vector.h>
#include <Parser_U.h>
 
Implemente_instanciable(Champ_Don_Fonc_txyz,"Champ_Fonc_txyz",TRUSTChamp_Don_generique<Champ_Don_Type::TXYZ>);
// XD field_func_txyz champ_don_base champ_fonc_txyz NO_BRACE Field defined by analytical functions. It makes it
// XD_CONT possible the definition of a field that depends on the time and the space.
// XD attr dom ref_domaine dom REQ Name of domain of calculation
// XD attr val listchaine val REQ List of functions on (t,x,y,z).
// XD ref gravite field_base
 
Sortie& Champ_Don_Fonc_txyz::printOn(Sortie& os) const { return TRUSTChamp_Don_generique::printOn(os); }
 
Entree& Champ_Don_Fonc_txyz::readOn(Entree& is)
{
  Nom motlu;
  double t0 = 0., T = 1;
  int dim;
  dim = -1;
  Nom nom_dom;
  is >> motlu;
 
  if (motlu == "impulsion_t0")
    {
      is >> t0;
      is >> motlu;
      if (motlu == "impulsion_perio")
        {
          is >> T;
          is >> nom_dom;
          dim = lire_dimension(is, que_suis_je());
        }
      else
        {
          nom_dom = motlu;
          dim = lire_dimension(is, que_suis_je());
        }
    }
  else if (motlu == "impulsion_perio")
    {
      is >> T;
      is >> motlu;
      if (motlu == "impulsion_t0")
        {
          is >> t0;
          is >> nom_dom;
          dim = lire_dimension(is, que_suis_je());
        }
      else
        {
          nom_dom = motlu;
          //dim = strtol(motlu.getChar(), (char **)nullptr, 10);
          dim = lire_dimension(is, que_suis_je());
        }
    }
  else
    {
      nom_dom = motlu;
      dim = lire_dimension(is, que_suis_je());
    }
 
  fixer_nb_comp(dim);
  VECT(Parser_U) &fxyz = fonction();
  fxyz.dimensionner(dim);
 
  for (int i = 0; i < dim; i++)
    {
      Nom tmp;
      is >> tmp;
      Cerr << "Reading and interpretation of the function " << tmp << finl;
      fxyz[i].setNbVar(4);
      fxyz[i].setString(tmp);
      fxyz[i].addVar("t");
      fxyz[i].addVar("x");
      fxyz[i].addVar("y");
      fxyz[i].addVar("z");
      fxyz[i].setImpulsion(t0, T);
      fxyz[i].parseString();
      Cerr << "Interpretation of function " << tmp << " Ok" << finl;
    }
 
  // On remplit le tableau des valeurs aux elements
  Domaine& domaine = interprete_get_domaine(nom_dom);
  int nb_elems = domaine.nb_elem();
  DoubleTab& mes_val = valeurs();
  dimensionner(nb_elems, dim);
  domaine.creer_tableau_elements(mes_val);
  mettre_a_jour(temps());
 
  return is;
}